Viewing profile — pechay

All C programs are interesting. The first potentially non-interesting program in C is interesting because it's the first non-interesting one. :)

It's worth pointing out the Commodore Amiga had proper pre-emptive multitasking on a single M68000 all the way back in July '85

Thank you for your incredibly detailed correction :)

The ZX Spectrum ROM loader is 1500bps and some games loaded at over 3000. There wasn't any encoding, just straight-up 1s and 0s straight into RAM.

The 68k has both signed and unsigned 32/16 bit divide instructions.

We did this same experiment in school, with a tiny pinprick of oil, estimating the volume of the drop as a sphere, and a small water tank, and then estimated the area of oil slick …

University of New South Whales!

If everyone starts using cheap off-peak power, will it continue to be cheap?

The Amiga didn't have any hardware assistance for scaling sprites, so almost certainly the former.

pizza isn't, and can't be, opaquely modified by the topping adder this way.

I don't like the side effects of the second addToppings. I'd much prefer pizza.Toppings = getToppings(kind string)

I've stayed in over fifty Airbnb in the last three years. Only three haven't worked out (misleading apartment, mouse-poop kitchen, unresponsive host). Each time Airbnb has sorted m…

If you're certain it's what you want, don't accept no for an answer and keep hassling the school or college at different levels and see if you can still make it happen.

Do you ever buy alcohol?

The RCM is fantastic, definitely worth a visit, and Andy who runs the place is a legend.

I think unrolled FILD/FIST was fastest on Pentium.

Similarly, the manual that came with the original ZX Spectrum rubber key version was awesome, with a complete description of Sinclair BASIC and all the Z80 assembler op codes for g…

Disable JavaScript also works.

Make sure you are paid and bonused properly regardless of any future exit, because most startups never get there. In CTO role you should get something at the exit too, because you …

You are comparing file IO, string to int, raw processing, and text output speed all at the same time. There are pros and cons associated with the choices made in both sets of libra…

Explore the limits of your responsibility and find out where you can make your life easier. Find allies in other parts of the business; politics are a fact of life in any big busin…

Aside from looking at changes in your dev methods, this is a good way to demonstrate to your management the value of having fast, up to date hardware on your desk.

If OP wants to work abroad in the future - where I come from getting a skilled visa having a degree is an advantage. Not having a degree is not a problem either. But trying to get …

Once had my Australian production system go down because a js plugin we were using had added .au to its list of media types. Integration had a different TLD. Response I got from th…

The other solutions based on file locking tools all seemed fragile. You have to change _something_!